#409FDE#409FDE

#409FDE is a light, vivid cyan. Relative luminance 0.312; OKLCH L 67.4% C 0.128 H 241.5°. Best body text is #000000 at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#409FDE
RGB	rgb(64, 159, 222)
HSL	hsl(204, 71%, 56%)
HSV	hsv(204, 71%, 87%)
CMYK	cmyk(71.2%, 28.4%, 0%, 12.9%)
CIE-LAB	lab(62.64, -7.50, -39.98)
CIE-LCH	lch(62.64, 40.67, 259.38°)
OKLab	oklab(67.41% -0.0612 -0.1129)
OKLCH	oklch(67.41% 0.128 241.5)
XYZ	xyz(27.6922, 31.1571, 73.6475)
Luminance	0.3116 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409FDE #DE7F40

analogous

#40DECE #409FDE #4050DE

triadic

#409FDE #DE409F #9FDE40

tetradic

#409FDE #CE40DE #DE7F40 #50DE40

square

#409FDE #CE40DE #DE7F40 #50DE40

split-complementary

#409FDE #DE4050 #DECE40

monochromatic

#185D8B #2180C0 #409FDE #74B9E7 #A8D3F0

Accessibility & contrast

On white

2.90

#409FDE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.23

#409FDE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #409FDE

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409FDE	#FFFFFF	#000000	##000000
##409FDE	1.00	2.90	7.23	7.23
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.23	21.00	1.00	1.00
##000000	7.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82A0E1

Deuteranopia (green-blind)

#6C91DD

Tritanopia (blue-blind)

#00AFB5

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #409fde;
/* rgb */ color: rgb(64, 159, 222);
/* oklch */ color: oklch(67.4% 0.128 241.5);

Tailwind

colors: {
  custom: {
    50: '#88bbe8',
    500: '#409fde',
    950: '#000000',
  },
}

SCSS

$custom: #409fde;
$custom-light: #88bbe8;
$custom-dark: #000000;

JSON

{
  "hex": "#409fde",
  "rgb": {
    "r": 64,
    "g": 159,
    "b": 222
  },
  "hsl": {
    "h": 203.924,
    "s": 70.536,
    "l": 56.078
  },
  "oklch": {
    "l": 0.67408,
    "c": 0.12847,
    "h": 241.5
  },
  "luminance": 0.3116
}

Semantic roles & 50–950 ramp

primary

#409FDE

secondary

#DEB69C

accent

#823AED

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #409FDE

Body copy rendered with the generated semantic roles for this colour.

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